From: Likun Gao <likun....@amd.com>
Add smu_v11_0_set_min_dcef_deep_sleep function for smu11.
v2: fix coding error about set_min_dcef_deep_sleep (Kevin)
Signed-off-by: Kevin Wang <kevin1.w...@amd.com>
Signed-off-by: Likun Gao <likun....@amd.com>
Reviewed-by: Huang Rui <ray.hu...@amd.com>
Reviewed-by: Kevin Wang <kevin1.w...@amd.com>
---
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 742876c..8553c47 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -613,6 +613,23 @@ static int smu_v11_0_write_pptable(struct smu_context *smu)
return ret;
}
+static int smu_v11_0_set_min_dcef_deep_sleep(struct smu_context *smu)
+{
+ int ret = 0;
+ struct smu_table_context *table_context = &smu->smu_table;
+
+ if (!table_context)
+ return -EINVAL;
+
+ ret = smu_send_smc_msg_with_param(smu,
+ PPSMC_MSG_SetMinDeepSleepDcefclk,
+ table_context->boot_values.dcefclk /
100);
+ if (ret)
+ pr_err("SMU11 attempt to set divider for DCEFCLK Failed!");
+
+ return ret;
+}
+
static const struct smu_funcs smu_v11_0_funcs = {
.init_microcode = smu_v11_0_init_microcode,
.load_microcode = smu_v11_0_load_microcode,
@@ -632,6 +649,7 @@ static const struct smu_funcs smu_v11_0_funcs = {
.parse_pptable = smu_v11_0_parse_pptable,
.populate_smc_pptable = smu_v11_0_populate_smc_pptable,
.write_pptable = smu_v11_0_write_pptable,
+ .set_min_dcef_deep_sleep = smu_v11_0_set_min_dcef_deep_sleep,
};
void smu_v11_0_set_smu_funcs(struct smu_context *smu)
--
2.7.4
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